Study

NSJ Unit 1

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  • 50+50-50=50
    fifty plus fifty minus fifty is fifty
  • 55+7=62
    fifty-five plus seven is sixty two
  • 99-50=49
    ninety-nine minus fifty is forty-nine
  • 16
    sixteen
  • 15+40=55
    fifteen plus forty is fifty-five
  • 47
    forty-seven
  • There are 20 balloons. 8 of the balloons fly away. How many balloons are left?
    20-8=12
  • 91
    ninety-one
  • 21-5=16
    twenty-one minus five is sixteen
  • 13+13=26
    thirteen plus thirteen is twenty-six
  • 31
    thirty-one
  • 7+11=18
    seven plus eleven is eighteen
  • 55
    fifty-five
  • 60+20=80
    sixty plus twenty is eighty
  • There are 27 elephants in a zoo. 5 zebras are added to the zoo. How many animals are there in total?
    27+5=32
  • 12-6=6
    twelve minus six is six
  • 33
    thirty-three
  • There are 13 pizzas in a classroom. The students eat 5 pizzas. How many pizzas are left?
    13-5=8
  • 11+11+11=33
    eleven plus eleven plus eleven is thirty-three
  • 19
    nineteen
  • 20
    twenty
  • 7
    seven
  • 29
    twenty-nine
  • There are 12 dogs in a room. 3 dogs leave. How many dogs are left?
    12-3=9
  • 35
    thirty-five
  • 10+11=21
    ten plus eleven is twenty-one
  • 11
    eleven
  • 15
    fifteen
  • 23
    twenty-three
  • There are 16 watermelons and 20 apples in a basket. How many fruits are there altogether?
    16+20=36
  • 10+25-5=30
    ten plus twenty-five minus five is thirty
  • 6+6=12
    six plus six is twelve
  • 15+15=30
    fifteen plus fifteen is thirty